<template>
    <div>
        <div class="crumbs">
            <el-button type="primary" @click="handleAdd">添加</el-button>
        </div>
        <div class="container">
            <el-table
                    :data="tableData"
                    border
                    class="table"
                    ref="multipleTable"
                    header-cell-class-name="table-header"
                    @selection-change="handleSelectionChange"
            >
                <el-table-column prop="id" label="ID" width="55" align="center"></el-table-column>
                <el-table-column prop="title" label="标题"></el-table-column>
                <el-table-column prop="content" label="内容" show-tooltip-when-overflow></el-table-column>
                <el-table-column prop="createdAt" label="时间"></el-table-column>

                <el-table-column label="操作" width="180" align="center">
                    <template slot-scope="scope">
                        <!--                        <el-button
                                                        type="text"
                                                        icon="el-icon-edit"
                                                        @click="handleEdit(scope.$index, scope.row)"
                                                >编辑
                                                </el-button>-->
                        <el-button
                                type="text"
                                icon="el-icon-delete"
                                class="red"
                                @click="handleDelete(scope.$index, scope.row)"
                        >删除
                        </el-button>
                    </template>
                </el-table-column>
            </el-table>
            <div class="pagination">
                <el-pagination
                        background
                        layout="total, prev, pager, next"
                        :current-page="query.pageIndex"
                        :page-size="query.pageSize"
                        :total="pageTotal"
                        @current-change="handlePageChange"
                ></el-pagination>
            </div>
        </div>

        <!-- 编辑弹出框 -->
        <el-dialog title="" :visible.sync="editVisible" width="30%">
            <el-form ref="form" :model="form" label-width="70px">
                <el-form-item label="标题">
                    <el-input v-model="form.title"></el-input>
                </el-form-item>
                <el-form-item
                        v-for="(item, index) in testDemoList"
                        :label="'问卷' + (index + 1)"
                        :key="item.key"
                        :prop="'items.' + index + '.content'"
                >
                    <el-input v-model="item.q" placeholder="问题"></el-input>
                    <el-input v-model="item.a" placeholder="单选答案(以英文的逗号,分隔)"></el-input>
                    <el-button v-if="index != 0" @click.prevent="removeItem(item)">删除</el-button>
                </el-form-item>

            </el-form>
            <span slot="footer" class="dialog-footer">
                <el-button @click="addItem">新增问卷</el-button>
                <el-button @click="editVisible = false">取 消</el-button>
                <el-button type="primary" @click="saveEdit">确 定</el-button>
            </span>
        </el-dialog>
    </div>
</template>

<script>
import axios from "axios";

export default {
    name: 'basetable',
    data() {
        return {
            query: {
                address: '',
                name: '',
                pageIndex: 1,
                pageSize: 10
            },
            tableData: [],
            multipleSelection: [],
            delList: [],
            editVisible: false,
            pageTotal: 0,
            form: {
                title: "",
                content: ""
            },
            testDemoList: [
                {
                    "q": "你的性别",
                    "a": "男,女"
                },
                {
                    "q": "吃饭了吗",
                    "a": "吃了,没有"
                },
            ],
            idx: -1,
            id: -1
        };
    },
    created() {
        this.getData();
    },
    methods: {
        // 获取 easy-mock 的模拟数据
        getData() {
            axios.get("/test/").then((res) => {
                this.tableData = res.data.obj
                this.pageTotal = this.tableData.length;
            })
        },
        // 触发搜索按钮
        handleSearch() {
            this.$set(this.query, 'pageIndex', 1);
            this.getData();
        },
        // 删除操作
        handleDelete(index, row) {
            // 二次确认删除
            this.$confirm('确定要删除吗？', '提示', {
                type: 'warning'
            })
                .then(() => {
                    axios.delete("/test/" + row.id).then(res => {
                        this.$message.success('删除成功');
                        this.tableData.splice(index, 1);
                    })
                })
                .catch(() => {
                });
        },
        // 多选操作
        handleSelectionChange(val) {
            this.multipleSelection = val;
        },
        delAllSelection() {
            const length = this.multipleSelection.length;
            let str = '';
            this.delList = this.delList.concat(this.multipleSelection);
            for (let i = 0; i < length; i++) {
                str += this.multipleSelection[i].name + ' ';
            }
            this.$message.error(`删除了${str}`);
            this.multipleSelection = [];
        },
        // 编辑操作
        handleAdd() {
            this.editVisible = true;
        },
        // 编辑操作
        handleEdit(index, row) {
            this.idx = index;
            this.form = row;
            this.editVisible = true;
        },
        // 保存编辑
        saveEdit() {
            this.editVisible = false;
            if (this.form.title == "") {
                this.$message.error("请填写标题")
                return;
            }
            if (this.testDemoList.length < 1) {
                this.$message.error("请填写问题")
                return;
            }
            this.form.content = JSON.stringify(this.testDemoList);
            axios.post("/test/", this.form).then(res => {
                this.$message.success(`操作成功`);
                this.getData()
                this.form = {}
            });
        },
        // 分页导航
        handlePageChange(val) {
            this.$set(this.query, 'pageIndex', val);
            this.getData();
        },
        handleFilesSuccess(res, file) {
            this.form.content = res
        },
        removeItem(item) {
            var index = this.testDemoList.indexOf(item)
            if (index !== -1) {
                this.testDemoList.splice(index, 1)
            }
        },
        addItem() {
            this.testDemoList.push({
                title: "",
                content: ""
            });
        }
    }
};
</script>

<style scoped>
.handle-box {
    margin-bottom: 20px;
}

.handle-select {
    width: 120px;
}

.handle-input {
    width: 300px;
    display: inline-block;
}

.table {
    width: 100%;
    font-size: 14px;
}

.red {
    color: #ff0000;
}

.mr10 {
    margin-right: 10px;
}

.table-td-thumb {
    display: block;
    margin: auto;
    width: 40px;
    height: 40px;
}
</style>
